The Natural Navigator» colour http://www.naturalnavigator.com Natural navigation, finding our way using nature. Tue, 07 Sep 2010 09:27:12 +0000 http://wordpress.org/?v=2.8.6 en hourly 1 The Colour of the Sea http://www.naturalnavigator.com/the-colour-of-the-sea/ http://www.naturalnavigator.com/the-colour-of-the-sea/#comments Thu, 28 May 2009 11:28:51 +0000 admin http://www.naturalnavigator.com/?p=650 colour-of-the-sea-sun-depth

I had been working on the chapter about the sea in my book last week, so was even more finely tuned to its vagaries than normal as we crossed to the Isle of Wight on Saturday morning.

The sea’s colour is…

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I had been working on the chapter about the sea in my book last week, so was even more finely tuned to its vagaries than normal as we crossed to the Isle of Wight on Saturday morning.

The sea’s colour is influenced by its depth, the colour of the seabed, salinity, microorganisms, silt and light levels to name a few factors.

The subtle shift in colour can be seen as the sea shallows to the coast off Ryde. The dark horizontal strip in the middle distance is caused by a thin cumulus cloud.

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